{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["biomedical", "engineering feature", "process characterization", "enabling technology", "application", "process parameter"], "input": "It was established that PWHTs may improve the Z-strength level by the factor of ~3÷3.5 ( from ~46 to 177 MPa ) ."}
{"biomedical": [], "engineering feature": [], "process characterization": [], "enabling technology": [], "application": [], "process parameter": []}